Advanced Hydrologic Prediction Service: Houston/Galveston: Trinity River near Romayor

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Observations
courtesy of

Weather Forecast Office Houston/Galveston, TX

West Gulf River Forecast Center

Hydrograph

River at a Glance

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Weekly Chance of
Exceeding Levels

Chance of Exceeding Levels
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Tabular Data

Datum: N/A

Metadata

NOTE: Forecasts for the Trinity River near Romayor are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge

Downstream Gauge

Flood Categories (in feet)

Major Flood Stage:	42
Moderate Flood Stage:	41
Flood Stage:	40
Action Stage:	30

Historical Crests
(1) 45.60 ft on 05/09/1942
(2) 45.20 ft on 05/31/1929
(3) 44.30 ft on 06/01/1908
(4) 43.50 ft on 04/13/1942
(5) 42.76 ft on 05/21/1990
Show More Historical Crests

Low Water Records
(1) 10.7 ft on 08/25/1934
(2) 12.0 ft on 10/19/1987
(3) 12.1 ft on 10/11/1984
Show More Low Water Records

Flood Impacts

54.0	Water is to the floor of the bridge.
42.8	There is massive lowland flooding in vicnity of gage with thousands of head of livestock endangered unless moved to higher ground.
42.0	Major lowland flooding begins with widespread innundation of the flood plain in the vicinity of the gage. Numerous head of livestock are threatened if not already removed from the flood plain. Downstream communities in Liberty should prepare for possible flooding.
41.0	Moderate lowland flooding begins as water spreads into the flood plain. Livestock and equipment should be removed from the flood plain.
40.0	Minor lowland flooding begins as livestock and equipment near the river are endangered and communities in Liberty are threatened.

About This Location

Latitude: 30.425000° N, Longitude: 94.850600° W, Horizontal Datum: NAD83

River Stage Reference Frame	Gauge Height	Flood Stage	Uses
NWS stage	0 ft	40 ft	Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum	Elevation (gauge height = 0)	Elevation (gauge height = flood stage)	Elevation information source
NAVD88	N/A	N/A	Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29	N/A	N/A	Older USGS topographic maps, NGVD29 benchmarks
MSL	N/A	N/A	Older USGS topographic maps, MSL benchmarks
Other	NULL	NULL

Other Data Sources:
Corps of Engineers (COE) Info for Romayor
U.S. Geological Survey (USGS) Data and Site Info for Romayor

Resources

Hydrologic Resources

Additional Resources

Collaborative Agencies

The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.

NWS Information

National Weather Service
Houston/Galveston Weather Forecast Office
1353 FM 646, Suite 202
Dickinson, TX 77539
(281) 337-5074
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Page last modified: 3-Jul-2008 2:17 PM

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